1073335145 has 4 divisors (see below), whose sum is σ = 1288002180. Its totient is φ = 858668112.

The previous prime is 1073335141. The next prime is 1073335147. The reversal of 1073335145 is 5415333701.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 587044441 + 486290704 = 24229^2 + 22052^2 .

It is a cyclic number.

It is not a de Polignac number, because 1073335145 - 2² = 1073335141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1073335141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107333510 + ... + 107333519.

It is an arithmetic number, because the mean of its divisors is an integer number (322000545).

Almost surely, 2^1073335145 is an apocalyptic number.

It is an amenable number.

1073335145 is a deficient number, since it is larger than the sum of its proper divisors (214667035).

1073335145 is an equidigital number, since it uses as much as digits as its factorization.

1073335145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214667034.

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 1073335145 is about 32761.7939832360. The cubic root of 1073335145 is about 1023.8707039026.

Adding to 1073335145 its reverse (5415333701), we get a palindrome (6488668846).

The spelling of 1073335145 in words is "one billion, seventy-three million, three hundred thirty-five thousand, one hundred forty-five".